diff --git a/ebike-operations/src/main/java/com/cdzy/operations/service/impl/EbikeBikeInfoServiceImpl.java b/ebike-operations/src/main/java/com/cdzy/operations/service/impl/EbikeBikeInfoServiceImpl.java
index 008d901..f2891e8 100644
--- a/ebike-operations/src/main/java/com/cdzy/operations/service/impl/EbikeBikeInfoServiceImpl.java
+++ b/ebike-operations/src/main/java/com/cdzy/operations/service/impl/EbikeBikeInfoServiceImpl.java
@@ -543,7 +543,12 @@ public class EbikeBikeInfoServiceImpl extends ServiceImpl<EbikeBikeInfoMapper, E
         if (ebikeEcuInfo == null) {
             throw new EbikeException("中控编号错误,该中控仓库中不存在");
         }
-
+        queryWrapper.clear();
+        queryWrapper.where(EBIKE_BIKE_INFO.ECU_ID.eq(ebikeEcuInfo.getEcuId()));
+        long count = this.mapper.selectCountByQuery(queryWrapper);
+        if (count > 0){
+            throw new EbikeException("中控已绑定其他车辆，不能进行换绑");
+        }
         queryWrapper.clear();
         queryWrapper.where(EBIKE_BIKE_INFO.BIKE_CODE.eq(bikeCode));
         EbikeBikeInfo bikeInfo = getOne(queryWrapper);